No other newspaper or major media outlet has named the boy, although a number of details which could lead to his identity have been released.

He has also been widely named on social media.

The Sun said in a statement today: "The Sun was within its legal right to name the suspect in the Leeds case and felt it was a matter of public interest. We remain committed to informing our readers of the whole story where we are free to do so."

Yesterday, West Yorkshire Police tweeted:

Re #Leeds stabbing, pls can people refrain from speculating on identity of arrested person as this may prejudice potential court proceedings